<!DOCTYPE html>
<html lang="en" xmlns:th=http://www.thymeleaf.org>
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <link rel="stylesheet"  th:href="@{/static/layui/css/layui.css}"  media="all">
    <script type="text/javascript">

    </script>
</head>
<body>
<div id="app">

    <pre class="layui-code" lay-title="BPMN20.xml" lay-skin="notepad" id="bpmn" th:text="${bpmnXml}">

    </pre>
</div>
</body>
<script th:src="@{/static/bootstrap/jquery/jquery-3.3.1.min.js}"></script>
<!--<script th:src="@{/elementui/js/vue.js}"></script>-->
<script th:src="@{/static/layui/layui.js}"></script>
<script>
    layui.use('code', function() { //独立版的layer无需执行这一句
                layui.code();
                $(".layui-code-h3 a").remove();
    });
</script>
</html>